Build Your Own Gotcha Gadgets by Anne Akers Johnson
Build Your Own Gotcha Gadgets : Mixed media product : Scholastic US : 9780545805933 : 0545805937 : 15 Oct 2015 : GOTCHA GADGETS teaches children the basics of electronics while playing tricks on family and friends. With this book kids can build a door alarm, a motion detector, a light sensor, and a push button sound machine. Then use them to set a snoopy sibling trap, wire the biscuit jar, play audio limbo, confuse the cat, and more.
£28.70
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